<html>
<body>
<?php
function getsum($a,$b) {
	$sum = $a + $b;
	return $sum;
}
echo getsum(2,5)."<br/>";

function getten() {
	return 10;
}
echo getten()."<br/>";

$a = "Boston Legal";
function getA()
{
	$a ="House";
	return $a;
}
echo $a."<br />";
echo getA()."<br />";

$b = "Boston Legal";
function getB()
{
	$b ="House"."<br />".$GLOBALS['b'];
	return $b;
}
echo getB();


?>
</body>

</html>
